AI performance and Tool performance dashboards in API insights

## Feature Feature **AI performance and Tool performance dashboards in API insights** API insights in API hub now includes two dashboards for AI and agent traffic: * **AI performance** reports token usage and model latency for the large language models called through your gateways, with filters for model and provider. * **Tool performance** reports traffic, throughput, payload sizes, and latency for your Model Context Protocol (MCP) tools, with filters for MCP server, deployment, and tool name. For more information, see [API insights dashboards](https://cloud.google.com/apigee/docs/apihub/api-insights-dashboard).